Scania fault code 4407
Code 4407 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Coolant temperature, unexpectedly low
The temperature sensor value is Implausibly low during engine warm-up.
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BMU Battery Management Unit
Battery module 7, flexible printed circuit board, small internal failure
Internal fault in flexible printed circuit board.
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DDU
Internal amplifier Clock error - I2C Watchdog event or general Clock Error event
Fault detected by internal amplifier diagnostic
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